Mother Pcb(Power Supply) - Pioneer AVH-P3100DVD Service Manual

1

10.4 MOTHER PCB(POWER SUPPLY)

A CHIP SIZE LEGEND
1608
2125
3216
B
SWVDD (NC)
C
SYSPW
EV12
12.2V
2SC4081(QRS)
Q1141
D
HIOUTCLK
VDCNT5
E
VDCNT8
F
A
4/4
134
1
2
NM
Q1422
6 1
C1 E1
5 2
B2 B1
4 3
E2 C2
NM
GNDD
HIOUT12V
14.1V
D1142
RB551V-30 ATH7061-A
Q1142
RSF014N03
C1148
D
0.1u/16
G
TP1142
S
R1148
0
DTC143EUA
Q1143
370kHz/416kHz
AVH-P3100DVD/XN/UC
2
3
1001 VDD33V
1021 PWVI,PWFL
1061 SYS+B
1081 TUN3.3V
1121 HIOUT12V
1201 DDC
ACC33V
ACC33
IC1401
3.3V
TP1401
4.8V
5 1
VOUT VIN
2
VSS
4 3
NC ON/OFF
S-1112B33MC-L6S
GNDD
L1141 R1153
47uH
NM
IC1141
1
8
FB EaIn R1149
NM
7 2
OSC SCP
6 3
GND Vcc
5 4
BR/CTL
Out
TK11840L
GNDHI
GNDHI
3
4
1341 MOTV
1381 MOT5V
1401 ACC33V
1421 SWVDD33V
1500 VD5
DD5
D1401 5.1V
RB551V-30
NM
R1128
Q1122
NM
VD5
NM
C2 3 E2
4
B1 2 5 B2
E1 1 6 C1
Q1121
GND
VD8
8.1V
>
P1203
1 2
CEK1285-A
(2.5A)
4
5.1V
>
CTH
P1202
1 2
CEK1280-A
(1.0A)
GNDDD
DD8
CTH1358-A-T
TP1207 L1209
NM
GNDDDC